Paper clock



FIG. 1 is a perspective view of the paper clock;

FIG. 2 is a top plan view thereof;

FIG. 3 is a bottom plan view thereof;

FIG. 4 is a right side elevational view, the left side being a mirror image thereof;

FIG. 5 is a front elevational view thereof; and,

FIG. 6 is a rear elevational view thereof. 

I claim the ornamental design for a paper clock, as shown. 